What a terrible rainstorm it was last night!
Yes， many old trees and houses ____．（ ）
| A． |
pull down |
B． |
were pulling down |
| C． |
were pulled down |
D． |
pulled down |
Teachers expect all their students ___________progress day by day．（ ）
A．to makeB．makeC．to takeD．take
Is this hat_______________？
No， the red one is_________．（ ）
A．Lucy's； herB．Lucy； her
C．Lucy's； hersD．Lucy； hers
Please remember to _________the electricity and water before you leave the laboratory．（ ）
A．take offB．shut offC．go offD．put off
Li Lei didn't play computer games last weekend．__________，he worked as a volunteer in an old people's home． （ ）
A．InsteadB．CertainlyC．ThoughD．Gradually
You'd better not hang out after school _______telling your parents． They may worry about you．（ ）
A．byB．withC．withoutD．after